CULVERT AND TUNNEL INSPECTION REPORT

Wisconsin Department of Transportation

DT2022 7/2003 s.84.17 Wis. Stats.

Structure Number
General
Date / Location / County / Municipality
Culvert Statistics
Length / Shape / Material / Endwalls
Average Barrel Height / Average Barrel Width
Culvert Inspection Items / Issue – Y/N / Comments
Flattening
Roadway (dips, cracks, patches)
Embankment
Horizontal Misalignment
Vertical Misalignment
Localized Dents, Bulged Areas
Corrugation Misalignments
Seam or Joint Separation
Cracks at Bolt Holes
Corrosion
Scour/Undermining
Abrasion
End Treatment Deterioration
Spalls
Longitudinal Cracks
Transverse Cracks
Exposed Reinforcing Steel
Leaching
Cracked or Split Timbers
Decay
Broken or Missing Timbers
Fastener Deterioration
Masonry Cracks/Spalls
Other
Tunnel Inspection Items
Tunnel Structure
Tunnel Drainage
Tunnel Ventilation
Tunnel Lighting
Maintenance Recommendations:
Equipment Required
Traffic Control
Access Equipment
Testing Equipment
Other
Previous Team Leader / Previous Inspection Date / Previous Agency/Code / Previous Frequency
Team Leader Agency/Code / Program Reviewer Agency/Code / Recommended Frequency / Date
(Team Leader) / (Program Reviewer)
(Team Leader Signature) / (Program Reviewer Signature)

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Instructions

Culvert and Tunnel Inspection Report

DT2022

* - Indicates that a particular item will most often be pre-printed on the Inspection Report, if applicable. However, the inspector should verify the item’s accuracy, and update the information if it is not correct.

General

  • Structure No.* - The number assigned by the governing WisDOT District Office that uniquely identifies a structure for the inventory database. Refer to Part 1 Section 5.2 for the standard format.

Note: If a unique number has not been assigned by WisDOT, use this line to identify the component by specific name, location, or by Structure No. of the adjacent structure.

  • Date* - The date the inspection was performed.
  • Location* - A distance and a direction to the structure from another landmark commonly found on a state roadmap, usually another roadway.
  • County* - The county in which the structure is located. If the structure is located on a county line, then the lower numbered county is entered here.
  • Municipality* - The municipality in which the structure is located.

Culvert Statistics

  • Length* - The length of the culvert.
  • Material* - The culvert material (corrugated steel, concrete, timber, etc.)
  • Shape* - The shape of the culvert (circular, elliptical)
  • Average Barrel Height* - The average barrel height as measured at 25 foot intervals along the length of the culvert.
  • Average Barrel Width* - The average barrel width as taken at 25 foot intervals along the length of the culvert.
  • Endwalls* - Are there endwalls attached to the culvert (Y/N)?

Issue Column

Assign (Y) or (N) if associated item is an issue, such as present defects or potential problem concerns, and make any pertinent comments regarding them.

Culvert Inspection Items

  • Inspect the culvert for each of the defects listed as they apply to the particular material.

Tunnel Inspection Items

  • Tunnel Drainage* - Any debris accumulation at wall drains and roadway catch basins.
  • Tunnel Ventilation* - Any problems with air flow through the tunnel.
  • Tunnel Lighting* - Check the conditions of lights in the tunnel and note any damaged or non-functioning lights.

Maintenance Recommendations

  • Based on the inspection, recommend corrective maintenance measures as pertains to each anomaly.

Equipment Required

  • List any traffic control, access equipment, testing equipment, or other equipment needed to perform the inspection.

Inspection Information

  • Previous Team Leader* - The name of the team leader at the last inspection.
  • Previous Inspection Date* - The date of the last inspection.
  • Previous Agency/Code* - The agency name for which the previous inspector worked.
  • Previous Frequency* - The previous inspection frequency.
  • Team Leader Agency/Code* - The code for the agency currently performing the inspection.
  • Program Reviewer Agency/Code* - The agency code for the program reviewer.
  • Recommended Frequency* - The recommended inspection frequency.
  • Date* - The date the current inspection is being performed.
  • Team Leader* - The name of the team leader of the current inspecting agency.
  • Team Leader Signature - The signature of the team leader of the current inspecting agency.
  • Program Reviewer* - The name of the program reviewer from the governing agency.
  • Program Reviewer Signature - The signature of the program reviewer from the governing agency.

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